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authorJ.J <thechairman@thechairman.info>2023-11-30 17:10:00 -0500
committerJ.J <thechairman@thechairman.info>2023-11-30 17:10:00 -0500
commit8ab65dc2da1742eb86ec636c50c7018385b68167 (patch)
treec4fd556aca9b867cfa1f2f174128c30857353884 /2021/day-02/day-02.ex
parentfafbeaf9e3c09ba7a5bea7e47d5736001f8a5aa1 (diff)
downloadgleam_aoc-8ab65dc2da1742eb86ec636c50c7018385b68167.tar.gz
gleam_aoc-8ab65dc2da1742eb86ec636c50c7018385b68167.zip
prep for 2023, renaming for consistency
Diffstat (limited to '2021/day-02/day-02.ex')
-rw-r--r--2021/day-02/day-02.ex32
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diff --git a/2021/day-02/day-02.ex b/2021/day-02/day-02.ex
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--- a/2021/day-02/day-02.ex
+++ /dev/null
@@ -1,32 +0,0 @@
-defmodule Day02 do
- def part_one(data) do
- data
- |> Enum.reduce(%{pos: 0, dep: 0}, &method_one/2)
- |> get_answer()
- end
-
- def part_two(data) do
- data
- |> Enum.reduce(%{pos: 0, dep: 0, aim: 0}, &method_two/2)
- |> get_answer()
- end
-
- defp method_one({:forward, x}, s), do: %{s | pos: s.pos + x}
- defp method_one({:up, x}, s), do: %{s | dep: s.dep - x}
- defp method_one({:down, x}, s), do: %{s | dep: s.dep + x}
-
- defp method_two({:forward, x}, s), do: %{s | pos: s.pos + x, dep: s.dep + s.aim * x}
- defp method_two({:up, x}, s), do: %{s | aim: s.aim - x}
- defp method_two({:down, x}, s), do: %{s | aim: s.aim + x}
-
- defp get_answer(s), do: s.pos * s.dep
-end
-
-data =
- File.read!("day-02/input.txt")
- |> String.split("\n", trim: true)
- |> Enum.map(&String.split/1)
- |> Enum.map(fn [dir, amt] -> {String.to_atom(dir), String.to_integer(amt)} end)
-
-Day02.part_one(data) |> IO.inspect()
-Day02.part_two(data) |> IO.inspect()